// SPDX-License-Identifier: AGPL-3.0-only
// Copyright 2026-present the Unsloth AI Inc. team. All rights reserved. See /studio/LICENSE.AGPL-3.0

import { cva, type VariantProps } from "class-variance-authority"

import { cn } from "@/lib/utils"

function Empty({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="empty"
      className={cn(
        "gap-4 rounded-lg border-dashed p-12 flex w-full min-w-0 flex-1 flex-col items-center justify-center text-center text-balance",
        className
      )}
      {...props}
    />
  )
}

function EmptyHeader({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="empty-header"
      className={cn(
        "gap-2 flex max-w-sm flex-col items-center",
        className
      )}
      {...props}
    />
  )
}

const emptyMediaVariants = cva(
  "mb-2 flex shrink-0 items-center justify-center [&_svg]:pointer-events-none [&_svg]:shrink-0",
  {
    variants: {
      variant: {
        default: "bg-transparent",
        icon: "bg-muted text-foreground flex size-10 shrink-0 items-center justify-center rounded-lg [&_svg:not([class*='size-'])]:size-6",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  }
)

function EmptyMedia({
  className,
  variant = "default",
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof emptyMediaVariants>) {
  return (
    <div
      data-slot="empty-icon"
      data-variant={variant}
      className={cn(emptyMediaVariants({ variant, className }))}
      {...props}
    />
  )
}

function EmptyTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="empty-title"
      className={cn("text-lg font-medium tracking-tight", className)}
      {...props}
    />
  )
}

function EmptyDescription({ className, ...props }: React.ComponentProps<"p">) {
  return (
    <div
      data-slot="empty-description"
      className={cn(
        "text-sm/relaxed text-muted-foreground [&>a:hover]:text-primary [&>a]:underline [&>a]:underline-offset-4",
        className
      )}
      {...props}
    />
  )
}

function EmptyContent({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="empty-content"
      className={cn(
        "gap-4 text-sm flex w-full max-w-sm min-w-0 flex-col items-center text-balance",
        className
      )}
      {...props}
    />
  )
}

export {
  Empty,
  EmptyHeader,
  EmptyTitle,
  EmptyDescription,
  EmptyContent,
  EmptyMedia,
}
